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# (Solved) MATH225 Week 1 Assignment Variables and Measures of Data

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Question

Given that Angelina is collecting data on commute distance, what type of data is she working with?

• qualitative data
• discrete quantitative data
• continuous quantitative data
• none of the above

Question

Patrick is collecting data on shoe size. What type of data is this?

• qualitative data
• discrete quantitative data
• continuous quantitative data
• none of the above

Question

To determine whether or not grade level influences time spent studying, Samuel has designed a survey. What is the response variable?

• time spent studying
• the number of people surveyed
• none of the above

Question

A biologist samples and measures the length of the fish in a lake. What is the level of measurement of the data?

• nominal
• ordinal
• interval
• ratio

Question

A market researcher finds the price of several brands of fabric softener. What is the level of measurement of the data?

• nominal
• ordinal
• interval
• ratio

Question

Is the statement below true or false?
Continuous data is the type of quantitative data that is the result of counting.

• True
• False

Question

Jason is collecting data on the number of books students read each year. What type of data is this?

• qualitative data
• discrete quantitative data
• continuous quantitative data
• none of the above

Question

To determine whether or not number of siblings influences grade point average, Charles has designed a survey. What is the explanatory variable?

• number of siblings
• the number of people surveyed
• none of the above

Question

Which of the following best describes the term response variable?

• the independent variable in an experiment
• a variable that has an effect on a study even though it is neither an independent nor a dependent variable
• the dependent variable in an experiment
• a value or component of the independent variable applied in an experiment

Question

True or False?
An explanatory variable is a value or component of the independent variable applied in an experiment (This is a treatment)

• True
• False

Question

Margaret is investigating if gender has any effect on political party associations. What is the response variable?

• political party associations
• gender
• the number of people that are being studied
• none of the above

Question

A new mother keeps track of the time when her baby wakes up each morning. What is the level of measurement of the data?

• nominal
• ordinal
• interval
• ratio

Question

A track runner keeps track of how long it takes her to run the 200-meter dash. What is the level of measurement of the data?